-- The Boston GlobeFrom Jodi Picoult, #1 New York TimesLeaving Time.A researcher studying memory in elephants, Alice is fascinated by the bonds between mother and calf-the mother's powerful protective instincts and her newborn's unwavering loyalty. Living on a game reserve in Botswana, Alice is able to view the animals in their natural habitat-while following an important rule: She must only observe and never interfere. Then she finds an orphaned young elephant in the bush and cannot bear to leave the helpless baby behind. Thinking back on her own childhood, and on her shifting relationship with her mother, Alice risks her career to care for the calf. Yet what she comes to understand is the depth of a parent's love.